13 research outputs found
The Risk Factor of Anemia in Pregnant Women in the Clinic Singgani the City of Palu
The data of WHO (2011), prevalence of anemia in pregnant women in the world of 83,2%. He highest prevalence of anemia found in pregnant women in Africa that is 94,2% and 89,5% in Asia, and 30% in Indonesia. Based on data obtained clinic Singgani, the number of pregnant women in 2015 (January-December) there are 70 people were pregnant women suffering anemia. The Purpose of this study to determine risk factor for incidence of anemia in pregnant women in the clinic Singgani the city Palu. This research is a research survey analitic with the mechanism appoarches Case Control Study. The number of samples which is go respondent with the criteria for inclusion of pregnant women with second pregnancy and axamination Hb. The analysis is used in this study is the analysis of a univariate and bivariate with the test Odds Ratio (OR). The result with the Odds Ratio shows that he was not a risk factor of anemia in pregnant women with OR = 1,000 = 1, Parity is the risk of anemia in pregnant women with OR = 1,496 > 1 and the distance of pregnancy is a risk factor of anemia in pregnant women with OR = 7,818 > 1. The conclusion in this study is the age is not a risk factor of anemia in pregnant women while parity and distance pregnancy are a risk factor of anemia in pregnant women in the clinic Singgani the city of Palu. The advice to the clinic Singgani to further improve outreach and more routine as well as active in the axamination of Hb for any pregnant women
Pengaruh Lama Penyimpanan Dan Konsentrasi Natrium Benzoat Terhadap Kadar Vitamin C Cabai Merah (Capsicum Annuum L) (the Effect of Length Storage and Sodium Benzoat Concentration on the Vitamin C Levels of Red Chili (Capsicum Annuum L)
Red chillies (Capsicum annuum L) are considerable horticultural crops widely grown in Indonesia, which has a high value and demand in market. Besides it contains higher vitamin C (ascorbic acid) and beta-carotene than other fruits such as papaya, mango, pineapple and watermelon, red chillies has a very low storability as it is susceptible to decay and the over-production of Chili resulting in postharvest decay. To prevent the decay, red chillies are preserved using preservatives. Preservative used in this study is sodium benzoate since it is claimed as an effective against fungi. This study aimed to determine the effect of the concentration of sodium benzoate against storage time of red chillies (Capsicum annuum L) and also to determine the effect of the concentration of sodium benzoate levels towards vitamin C in preserved red Chili. The method used in this experiment was a laboratory experiment using a visible spectrophotometry. The results showed that the use of sodium benzoate as a preservative can extend the storability of red chillies and sodium benzoate concentration also affect levels of vitamin C contained in red chillies. The level obtains at the highest concentration of 1.5% which is 54 mg/100 g with 8 days of storability
Pengaruh Model Poe (Predict-observe-explain) terhadap Hasil Belajar Kimia pada Kelas XI Materi Kelarutan dan Hasil Kali Kelarutan di SMA Negeri 4 Pasangkayu
The type of in this research is the experimental of research with using of model POE (Predict-Observe-Explain) held in to SMAN 4 Pasangkayu XI science of class. The experiment class (XI IPA 2) using POE learning the model cinsists of 21 student and the class of control (XI IPA 1) using of research conventional learning model to consists of 17 students. This research aims to determine the effect learning of a POE model on learning outcomes in chemistry class XI science student of SMAN 4 Pasangkayu. The test was gave before and after the learning twice (pretest and posttest). The observation sheet was used to observe student's learning of activities. T test was performed after normality test and data homogenity. Based on the data analysis the average for experiment class is 11.07 with the mastery percentage of 71.42% while of 28.57% did not completed. For a control class average to valve 9,08 with the percentage completeness to valve learning a student 41.17% while not completed of 58.82%. In this matter to pointed that there are to affect of POE model on learning result in chemistry to XI exact science of class with material on the solubility and product solubility to SMAN 4 of Pasangkayu, cause can to interest layer and result of student learning
Penerapan Pendekatan Contextual Teaching And Learning (CTL) pada Materi Larutan Penyangga Kelas XI IPA 1 SMA Negeri 1 Poso Pesisir Utara
The use of learning approach applied to the study of chemistry is still one-way, the student just as a listener and not actively involved in the learning process. This research aims to determine the learning outcomes to the students who take buffer to the grade XI IPA I SMAN 1 Poso Pesisir Utara with contextual teaching and learning approach was better than the grade that follows the learning without contextual teaching and learning approach. The research population was all students of class XI IPA I SMAN 1 Poso Pesisir Utara in academic year 2013-2014 amounted to 65 studets were distributed in to classes. The research sample was determined by purposive sampling, 33 class XI IPA I as the experimental class and 32 class XI IPA 2 as control class. The data collection using test instruments in the form of 18 multiple-choice items that had been tested for validity and reliability. chemistry achievement of buffer test material, research data testing use t-test statistical p-analysis of the parties to the prerequisite test, test for normality and homogeneity tests. The analysis statistical hypothesis t-test was obtained value of tcalculate = 2.41 and ttable value = 1.67 this implies rejection of Ho. It can be concluded that the approach contextual teaching and learning effect on learning outcomes of students of the grade XI IPA I at SMAN 1 Poso Pesisir Utara in the material buffer with a good score than the conventional learning
Pengaruh Penerapan Model Pembelajaran Kooperatif Tipe Jigsaw pada Materi Kesetimbangan Kimia terhadap Hasil Belajar Siswa Kelas XI MIA SMA Negeri 2 Palu
The aim of this study is to determine the learning outcomes of students in the class which is treated with the cooperative learning model Jigsaw whether it is better than the untreated class on chemical equilibrium topic. This study is a quasi-experimental research design with Non Randomized Pretest- posttest control group design. The population in this study is 245 students of class XI MIA with academic year 2014/2015, from 8 classes. The sample in this study class XI MIA 5 (n = 32) as an experimental class while class XI MIA 6 (n = 32) as a control class. The analysis of data obtained in the experimental class, X1 1 valueis 79.66 with a standard deviation = 9.41. In the control class, X2 valueis 70.03 with a standard deviation = 11.13. The result of hypothesisis found that tcalculated>ttable (5.53 > 1.67) with a significance level (α = 0.05) and degrees of freedom = 62. This shows that H0 is rejected and H1 is accepted. Therefore, it can be concluded that student learning outcomes in class which is treated using the cooperative learning model Jigsaw is better than the untreated class on chemical equilibrium topic
Penerapan Pendekatan Saintifik melalui Model Pembelajaran Kooperatif Tipe Jigsaw di Kelas X SMA Negeri 9 Palu pada Materi Stoikiometri
This study aims to determine the influence of implementation a scientific approach through cooperative-jigsaw learning model on Stoichiometry to the learning achievement of students in class X at SMAN 9 Palu. The method was a quasi experiment with pretest-posttest control group design. The population was students of class X SMA Negeri 9 Palu, where the sample was class XB as the experimental group (n = 29) and class XA as the control group (n = 27), determined by purposive sampling technique. Data were analyzed using nonparametric statistical Mann-Whitney U-Test analysis. The results showed output “Rank” for the mean value of the experimental class was greater than the control class, 33.14 ˃ 23.52. The output of “Test Statistics”, Sig. 2-Tailed (0,026) ˂ 0.05 and Zcount(-2.23) ˂ Ztable (-1.96), as well as each classical completeness and absorption for experimental class were 79% and 83%, while for the control class were 59% and 75%. This study concluded that scientific approach through cooperative-jigsaw model on Stoichiometry influenced positively to the learning achievement of students in class X at SMA Negeri 9 Palu
Perbedaan Hasil Belajar Siswa Kelas X di SMA Negeri 1 Marawola melalui Penerapan Model Pembelajaran Kooperatif Tipe Buzz Group dan Konvensional pada Materi Sistem Periodik Unsur
Many efforts have been done in order to increase the quality of education. One of them is to improve the instructional process. The purpose of this research was to find out the difference of the grade X student's learning outcomes at SMA Negeri 1 Marawola through the application of cooperative learning of buzz group type and conventional one on the topic of periodic table. The population was the grade X students in the academic year of 2013/2014. The samples were 25 grade XB students as the experimental group (buzz group typpe instruction) and 25 grade XA students as the control group (conventional instruction). The data were collected by using the test on the element periodic system. The testing of the research data was carried out by the t-test statictic analysis of two parts with prerequisite testing: normality and homogenity. It was obtained that the average scores of the experimental group and the control group that is 76.2 and 73.4. Based on the hypothesis analysis with to use statistic t-test it was obtained that tcalculated = 2.89 and ttable = 2.02 on the α = 0.05. this means that H1 was accepted and H0 was rejected, for the the tcalculated was in the H0 rejection. This indicates that there is a difference of the student's learning outcomes instructed by the cooperative learning of buzz group type and the conventional one at SMA Negeri 1 Marawola