Question

A publisher reports that 69 % of their readers own a particular make of car. A marketing executive wants to test the claim that the percentage is actually over the reported percentage. A random sample of 200 found that 78 % of the readers owned a particular make of car. Is there sufficient evidence at the 0.10 level to support the executive's claim?

State the null and alternative hypotheses.

Find the value of the test statistic.

Round your answer to two decimal places.

Specify if the test is one-tailed or two-tailed.

Determine the P-value of the test statistic.

Round your answer to four decimal places.

identify the value of the level of significance.

Make the decision to reject or fail to reject the null hypothesis.

State the conclusion of the hypothesis test.

Answer #1

A publisher reports that 44 % of their readers own a particular
make of car. A marketing executive wants to test the claim that the
percentage is actually above the reported percentage. A random
sample of 340 found that 50 % of the readers owned a particular
make of car. Is there sufficient evidence at the 0.05 level to
support the executive's claim?
State the null and alternative hypotheses.
Find the value of the test statistic. Round your answer to...

A publisher reports that 64% of their readers own a particular
make of car. A marketing executive wants to test the claim that the
percentage is actually different from the reported percentage. A
random sample of 130 found that 60% of the readers owned a
particular make of car. Is there sufficient evidence at the 0.05
level to support the executive's claim?
State the null and alternative hypotheses.
Find the value of the test statistic. Round your answer to two...

A publisher reports that 51% of their readers own a particular
make of car. A marketing executive wants to test the claim that the
percentage is actually under the reported percentage. A random
sample of 200 found that 47% of the readers owned a particular make
of car. Is there sufficient evidence at the 0.10.level to support
the executive's claim?
Step 1 of 7:
State the null and alternative hypotheses.
Step 2 of 7:
Find the value of the test...

A publisher reports that 73% of their readers own a
particular make of car. A marketing executive wants to test the
claim that the percentage is actually less than the reported
percentage. A random sample of 260 found that 70% of the readers
owned a particular make of car. Is there sufficient evidence at the
0.05 level to support the executive's claim?
Step 1 of 7: State the null and alternative
hypotheses.
Step 2 of 7: Find the value of...

A publisher reports that 48% of their readers own a particular
make of car. A marketing executive wants to test the claim that the
percentage is actually under the reported percentage. A random
sample of 100 found that 43% of the readers owned a particular make
of car. Is there sufficient evidence at the 0.10 level to support
the executive's claim?
Step 1 of 7: State the null and alternative hypotheses.
Step 2 of 7:
Find the value of the...

A publisher reports that 71% of their readers own a
particular make of car. A marketing executive wants to test the
claim that the percentage is actually less than the reported
percentage. A random sample of 280 found that 65% of the readers
owned a particular make of car. Is there sufficient evidence at the
0.02 level to support the executive's claim?
Step 1 of 7: State the null and alternative hypotheses.
Step 2 of 7: Find the value test statistic....

A publisher reports that 29% of their readers own a particular
make of car. A marketing executive wants to test the claim that the
percentage is actually below the reported percentage. A random
sample of 220 found that 20% of the readers owned a particular make
of car. Is there sufficient evidence at the 0.02 level to support
the executive's claim?
Step 1 of 7: State the null and alternative hypotheses
Step 2 of 7: Find the value of the...

A publisher reports that 45% of their readers own a particular
make of car. A marketing executive wants to test the claim that the
percentage is actually under the reported percentage. A random
sample of 130 found that 40% of the readers owned a particular make
of car. Is there sufficient evidence at the 0.05 level to support
the executive's claim?
Step 1 of 7: State the null and alternative hypotheses
Step 2 of 7: Find the value of the...

A publisher reports that 74% of their readers own a particular
make of car. A marketing executive wants to test the claim that the
actual percentage is actually less than the reported percentage. A
random sample of 310 found that 70% of readers owned a particular
make of car. Is there sufficient evidence at the 0.02 level to
support the executive's claim? Round p-value to four decimal
places.

A publisher reports that 74% 74% of their readers own a
particular make of car. A marketing executive wants to test the
claim that the percentage is actually different from the reported
percentage. A random sample of 120 120 found that 65% 65% of the
readers owned a particular make of car. Is there sufficient
evidence at the 0.01 0.01 level to support the executive's claim?
Step 1 of 7 : State the null and alternative hypotheses.
Ho
Ha
2....

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