Describe about Which Level of Significance to choose.

I can't understand why the data is the percentage of surveyed parents.

Can someone please help? Thank you.

Describe about the interpret decision in terms of the original research problem.

Help please with P-value. How to compute in excel or statcrunch would be helpful.

Identify which of the variables is most likely to be the explanatory variable, and which is most likely to be the response variable. Explain. Identify whether each variable is categorical or quantitative, and classify the relationship as C-Q, C>C, or Q-›Q, and explain how you know. Determine what type of data display and description is appropriate for the relationship, and explain why. Create an appropriate data display and describe the relationship using vocabulary appropriate to the type of data. Describe any potential lurking (confounding) variables and describe how this impacts association (correlation) versus causation.

What percentage of people has an IQ score greater than 157

Winston has just gone grocery shopping. The mean cost for each item in his bag was $3.48. He bought a total of 9 items, and the prices of 8 of those items are listed below: $2.75,$4.06,$3.16,$3.92,$4.29,$2.77,$3.01,$4.57 Determine the price of the 9th item in his bag.

Please help solve! F-statistic and P-Value.

Please answer  first pic is for reference. F and P Value ty!