1.Good City Problem

In 1990, a study revealed that 72% of residents in a particular city felt the city was a good place to raise a family. A politician running for city mayor claims that the proportion who views the city as a good place to raise a family today has decrease. He refers to a survey of 245 residents where 166 residents stated the city was a good place to raise a family.

State the claim, null, and alternative hypothesis.

Claim:p

[ Select ]

[">", "=", "", "<"] 0.72

HO:p

[ Select ]

["=", "<", ">", ""] 0.72

H1:p

[ Select ]

["=", "<", ">", ""] 0.72

2.Good City Problem

In 1990, a study revealed that 72% of residents in a particular city felt the city was a good place to raise a family. A politician running for city mayor claims that the proportion who views the city as a good place to raise a family today has decrease. He refers to a survey of 245 residents where 166 residents stated the city was a good place to raise a family.

Determine the value for x and n.

x=n=

3.Good City Problem

In 1990, a study revealed that 72% of residents in a particular city felt the city was a good place to raise a family. A politician running for city mayor claims that the proportion who views the city as a good place to raise a family today has decrease. He refers to a survey of 245 residents where 166 residents stated the city was a good place to raise a family.

Determine thep-value.

Round your answer to 4 decimal places.

4.Good City Problem

In 1990, a study revealed that 72% of residents in a particular city felt the city was a good place to raise a family. A politician running for city mayor claims that the proportion who views the city as a good place to raise a family today has decrease. He refers to a survey of 245 residents where 166 residents stated the city was a good place to raise a family.

Determine thetest statistic.

Round your answer to 2 decimal places.

5.Good City Problem

In 1990, a study revealed that 72% of residents in a particular city felt the city was a good place to raise a family.A politician running for city mayor claims that the proportion who views the city as a good place to raise a family today has decrease.He refers to a survey of 245 residents where 166 residents stated the city was a good place to raise a family.Using asignificance level of 0.05, state thefinal conclusionregarding the claim.

[ Select ]

["Reject", "Fail to reject"] the HOsince the p-value is

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["less than", "greater than"] the significance level.

There is

[ Select ]

["sufficient", "not sufficient"] evidence to support the mayor's claim that that the proportion who views the city as a good place to raise a family today has decrease.