Can I get help for questions 6,7,11,12,13,14,15,16,17,18 and 20.
Height 180 170 160 150 140 There are no severe outliers within height. 2. Produce the 5-number su...
Use the following information to answer the following question. One sample T confidence interval: u: Mean of variable 95% confidence interval results: Variable Sample Mean Std. Err. DF L. Limit U. Limit Calories in beer 12 oz 155.5443 3.4731854 40 148.68411162.4045 What is the 95% error margin for the variable Calories? A. 6.86 OB.13.72 O C.3.43 D.3.47 O E. unable to tell from the given output.
please check if correct and add a statement summarry of the findings 4. Construct a 95% confidence interval for the average infant mortality rate. Be sure to write a statement summarizing your findings. One sample T confidence interval: Where: Group = "Infant" u : Mean of variable 95% confidence interval results: Variable Sample Mean Std. Err. DF L. Limit U. Limit 62.556325 1.5340462 331 59.538616 65.574035 Rate
Problem 5 In order for you to present numerical results in decimal form accurate to 0.01, it will be necessary for your intermediate calculations to be accurate to 0.001 The mean age for King's College students for a recent Fall term was 30.7 Suppose that 24 Winter students were randomy selected. The mean age for the sample was 33 The sample standard deviation equals 10 We are interested in the true mean age for Winter King's College students a. (3%)-...
Use the following information to answer the following question. One sample T confidence interval: u: Mean of variable 95% confidence interval results: Variable Sample Mean Std. Err. DF L. Limit U. Limit Calories in beer 12 oz 155.54433.473185440148.68411162.4045 What is the approximate typical size of the sampling error? A. 0.28 OB.3.47 OC. 155.54 OD. 6.86 E. unable to tell from the given output.
Problem 5 In order for you to present numerical results in decimal form accurate to 0.01, it will be necessary for your intermediate calculations to be accurate to 0.001. The mean age for King's College students for a recent Fall term was 30.7 Suppose that 24 Winter students were randomly selected. The mean age for the sample was 33. The sample standard deviation equals 10 We are interested in the true mean age for Winter King's College students. a. (396)...
Use the following information to answer the following question One sample T confidence interval: : Mean of variable 95% confidence interval results: Variable Sample Mean Std. Err. DF L. Limit U. Limit Calories in beer 12 oz 155.54433.4731854 40 148.68411162.4045 How many beers were in the sample? OA. 41 OB. 12 OC.40 D.95 E unable to tell from the given output.
Complete a) through f) Probiem In order for you to present numercal results in decimal form acurate to 0,01, t ill be necessary for your intermedate calculations to be accurate to 0.001. The mean age for King's College College students students for a recent Fall term was 31.9 Suppose that 15 Winter students were randomly selected. The mean age for the sample was 299. The sample standarevaonqal9e are interested in the true mean age for Winter King's b. (39) C...
1. Conduct a test of the null hypothesis that the mean height for all students in the Census at School database is equal to 155 cm vs the alternative that the mean Height is greater than 155 cm. Use a significance level of 0.05. a. State the null and alternative hypotheses. Ho: m = 155 Ha: m > 155 b. Provide the Statcrunch output table. Hypothesis test results: Variable Sample Mean Std. Err. DF T-Stat P-value Height 159.86 1.7311103 49...
3. Below represents data on the number of students per hour using a campus computer lab over an eight-hour period on a randomly selected day. 20 24 18 16 16 19 21 23 I The StatCrunch output for a 90% confidence interval is below. Variable Sample Mean Std. Err. DF L. Limit U. Limit varl 19.625 1.0511473 7 17.633519 21.616481 a. Write out the interval and interpret the interval in the context of this problem. Round to 3 decimal places...
24. Find the minimum sample size required to estimate a population proportion with a margin of error = 0.05 a confidence level of 90%, and from a prior study, p is estimated to be .25 (a) 203 (b) 329 (c) 247 (d) 396 (e) 289 25. In a survey of 385 students at Broward College, North Campus, results revealed that 154 students were born outside of the USA. Construct a 96% confidence interval estimate for the proportion of students who...