The marital status distribution of the U.S. male population, ages 15 and older, is as following: 31.3% have never been m

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The Marital Status Distribution Of The U S Male Population Ages 15 And Older Is As Following 31 3 Have Never Been M 1 (229.08 KiB) Viewed 40 times

The Marital Status Distribution Of The U S Male Population Ages 15 And Older Is As Following 31 3 Have Never Been M 2 (175.94 KiB) Viewed 40 times

The Marital Status Distribution Of The U S Male Population Ages 15 And Older Is As Following 31 3 Have Never Been M 3 (89.66 KiB) Viewed 40 times

The marital status distribution of the U.S. male population, ages 15 and older, is as following: 31.3% have never been married, 56.1% are married, 2.5% are widowed and 10.1% are divorced. A researcher claims that the percentages are different in his region. He samples 400 U.S. young adult males, 18 to 24 years old and found the following frequencies: Never married Married Widowed Divorced Frequency 140 238 2 20 Test the researcher claim at a significance level of 0.05. a) State the hypotheses and identify the claim with the correct hypothesis. 01. Ho percentages are the same (Not claim) H: percentages are different(claim) O 2. 10 Ho:percentages are the same (claim)

O2. Ho percentages are the same (claim) H: percentages are different( Not claim) 03. Ho percentages are different (claim) H: percentages are the same( Not claim) b) Find the critical value (s). 01. CV=9.488 2. CV=5.991 3. CV=7.815 c) Compute the test value: o 1. X2= 19.27 2. X2=15.46 3:42 B. X2= 10.58

d) Make the decision. 01. Reject the null hypothesis. 2.Do not reject the null hypothesis. e) Summarize the results. 01. There is enough evidence to support the claim. 2.There is not enough evidence to support the claim.