Question

Asked Dec 13, 2019

13 views

1 Rating

Step 1

1)

The null and the alternative hypotheses used for testing are given below:

*H*_{0}: There is no statistically significant difference in the proportion of women delivering preterm among the three treatment groups.

*H*_{A}: There is statistical significant difference in the proportion of women delivering preterm among the three treatment groups

Step 2

2)

The chi-square test of independence can be used to test whether the proportion of women delivering preterm among the three group have a significant difference or not.

Step 3

3)

Before stating the decision rule, find the critical value.

**Critical value:**

The critical value for chi-square distribution with *n*-1 and...

Tagged in

Find answers to questions asked by student like you

Show more Q&A

Q: 16) The amount of soda a dispensing machine pours into a 12-ounce can of soda follows a normal distr...

A: 16.From the given information, the value of mean is 12.45 and a standard deviation is 0.30 ounce.Tha...

Q: Certain tablets are packed 12 per box. If 5% of the tablets manufactured are chipped, what is the pr...

A: Note:Thank you for the question. Since multiple questions are posted, according to our policy, we ar...

Q: Please answer number five.

A: The test hypotheses are shown below:Null hypothesis:H0: μ = 7.Alternative hypothesis:H1: μ > 7.

Q: For a normally distributed population with a mean of 35 and a standard deviation of 7.5, if a sample...

A: Given dataMean = 35Standard deviation = 7.5Sample size (n) = 40probability that the sample mean will...

Q: In exploring possible sites for a new gym in a suburban neighborhood, the city council wants to be 9...

A: Here, the 95% certain of the proportion of residents in favour of the proposal is estimated. Hence, ...

Q: A sample of n = 4 scores is selected from a population with µ = 30 and s = 8. The probability of obt...

A: From the given information, the population mean is 30 and standard deviation is 8. The sample size i...

Q: Suppose that Alan is taking a multiple choice quiz where there are 3 choices for each question. Supp...

A: Binomial distribution:The binomial distribution gives the probability of number of successes out of ...

Q: Suppose 40 participants complete an experiment where ads are presented subliminally durmiente a task...

A: It is given that the SS for men is 350, the SS for women is 250 and the sample means difference is 0...

Q: Solves all steps of question one.

A: The following cross tablulation have been provided.