Mathematics, 17.04.2020 03:38 elijahcarson9015
A humane society claims that 29% of households in a certain country own a cat. In a random sample of 200households from thatcountry,70 say they own a cat. Atalphaαequals=0.05, is there enough evidence to reject thesociety's claim? Complete parts (a) through (e) below.(a) Identify the claim and state Upper H 0H0 and Upper H Subscript aHa. What is the claim?A. Exactly 35% of households in the country own a cat. B.Exactly 35% of all households own a cat. C.Exactly 29% of households in the country own a cat. D.Exactly 29% of all households own a cat. Identify(b) Find the critical value(s) and identify the rejectionregion(s).The critical value(s) is/are z =(Round to two decimal places as needed. Use a comma to separate answers as needed.)What is/are the rejection region(s)? Select the correct choice below and fill in the answer box(es) to complete your choice.(Round to two decimal places as needed.)A. z< ( )B. z>( )C. z<( ) and z> ( )(c) Find the standardized test statistic z. z= ( )(Round to two decimal places as needed.)(d) Decide whether to reject or fail to reject the null hypothesis and (e) interpret the decision in the context of the original claim.
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Mathematics, 21.06.2019 19:00
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
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Mathematics, 21.06.2019 19:30
The measure of an angle is 117°. what is the measure of a supplementary angle?
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A humane society claims that 29% of households in a certain country own a cat. In a random sample of...
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