### State the null hypothesis

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Questions 3: Below are two conventional wisdoms, statements generally believed' to be accurate descriptions of the world. Accompanying each statement are data (from the 2008 General Social Survey) that allow. you to test each conventional wisdom, For each statement:

A. State the null hypothesis.

B. Calculate the difference between the proportions or means.

C. Calculate the standard' error of the difference in proportions or means.

D. Using the eyeball test, (I) state whether you would accept the null hypothesis or reject the null hypothesis and (ii) explain your reasoning. Conventional Wisdom ONE: Hispanics have larger families than non-Hispanics. The 2008

General Social Survey asked respondents how many children they have. Hispanic respondents had an average of 1.98 children (standard error =, 12), whereas non-Hispanics averaged 1.93 children (standard error = .04).

CONVENTIONAL 'WISDOM Two: Southerners are more likely than no southerners to own a gun.

According to the 2008 General Social Survey, .43 of southern respondents owned a gun (n =482), compared with .33 of nonsoutherners (n = 855).

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