A researcher wants to investigate if the use of e-cigarettes differs across three racial/ethnic groups. He surveys 100 adults from each racial/ethnic group. What statistical test should be used

Options: A. Chi squared Statistics

B. ANOVA

C. Independent samples t-test.

D. z-test of a population proportion.

A. Chi squared Statistics

Step-by-step explanation: A Chi Squared Statistics is a Statistical technique or test measure that determines how an expectation compares to actual observation. Chi squared Statistics data is expected to have the following features

Such as the data must be RAW, RANDOM, MUTUALLY EXCLUSIVE, OBTAINED FROM INDEPENDENT VARIABLES, AND LARGE SAMPLES WHICH WILL BE ENOUGH.

the survey of one hundred adults from each ethnic/racial groups means the data possess all the characters of a Chi Squared Statistics or test measure.

true? is that what you're asking or do you mean something else?

5   1/4   miles per hour

step-by-step explanation:

15   3/4 / 3 = 5   1/4