deviation above
A 0.05 significance level is used for a hypothesis test of the claim that when parents use a particular method of gender selection, the proportion of baby girls is greater than 0.5. Assume that sample data consists of 78 girls in 144 births, so the sample statistic of
13
24 results in a z score that is 1 standard deviation above 0. Complete parts (a) through (h) below.
Click here to view page 1 of the Normal table. LOADING... Click here to view page 2 of the Normal table. LOADING...
Question content area bottom
Part 1
a. Identify the null hypothesis and the alternative hypothesis. Choose the correct answer below.
Part 4
d. Is the test two-tailed, left-tailed, or right-tailed?
Left-tailed
Right-tailed
Two-tailed
Part 5
e. What is the value of the test statistic?
The test statistic is enter your response here. (Type an integer or a decimal.)
Part 6
f. What is the P-value?
The P-value is enter your response here. (Round to four decimal places as needed.)
Step by step
Solved in 2 steps with 2 images
