A researcher wants to perform a hypothesis test to determine whether the mean le

Question

A researcher wants to perform a hypothesis test to determine whether the mean length of marriages in California differs from the mean length of marriages in Texas. Identify the variable for the proposed hypothesis test.

Difference between mean length of marriages in California and mean length of marriages in Texas

Percent of marriages ending in divorce

Length of marriage

State

Difference between mean length of marriages in California and mean length of marriages in Texas

Percent of marriages ending in divorce

Length of marriage

State

Explanation / Answer

The variable for the hypothesis testing is

a. difference between mean length of marriages in california and mean length of marriages in texas

let the difference between mean length of marriages in california and mean length of marriages in texas be d

Null hypothesis : H0 : d = 0

Alternate Hypothesis H1 : d not equal to 0

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