Question

For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a marketing survey, a random sample of 1018 supermarket shoppers revealed that 276 always stock up on an item when they find that item at a real bargain price.

(a) Let p represent the proportion of all supermarket shoppers who always stock up on an item when they find a real bargain. Find a point estimate for p. (Round your answer to four decimal places.)

(b) Find a 95% confidence interval for p. (Round your answers to three decimal places.)

lower limit

upper limit

Answer #1

**a ) Point Estimate = 0.2711**

**b ) 95 % C I for P is,**

**Lower Limit = 0.244**

**Upper Limit = 0.298**

For this problem, carry at least four digits after the decimal
in your calculations. Answers may vary slightly due to rounding. In
a marketing survey, a random sample of 1020 supermarket shoppers
revealed that 262 always stock up on an item when they find that
item at a real bargain price.
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For this problem, carry at least four digits after the decimal
in your calculations. Answers may vary slightly due to rounding. In
a marketing survey, a random sample of 1020 supermarket shoppers
revealed that 272 always stock up on an item when they find that
item at a real bargain price. (a) Let p represent the proportion of
all supermarket shoppers who always stock up on an item when they
find a real bargain. Find a point estimate for p....

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in your calculations. Answers may vary slightly due to
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revealed that 260 always stock up on an item when they find that
item at a real bargain price.
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Let p represent the proportion of all supermarket
shoppers who always stock up on an item when they find a real
bargain. Find a point estimate for p....

For this problem, carry at least four digits after the decimal
in your calculations. Answers may vary slightly due to
rounding.
In a marketing survey, a random sample of 1000 supermarket shoppers
revealed that 264 always stock up on an item when they find that
item at a real bargain price.
(a)
Let p represent the proportion of all supermarket
shoppers who always stock up on an item when they find a real
bargain. Find a point estimate for p....

For this problem, carry at least four digits after the decimal
in your calculations. Answers may vary slightly due to
rounding.
In a marketing survey, a random sample of 1000 supermarket
shoppers revealed that 268 always stock up on an item when they
find that item at a real bargain price.
(a) Let p represent the proportion of all supermarket shoppers
who always stock up on an item when they find a real bargain. Find
a point estimate for p....

For this problem, carry at least four digits after the decimal
in your calculations. Answers may vary slightly due to
rounding.
In a marketing survey, a random sample of 1012 supermarket shoppers
revealed that 280 always stock up on an item when they find that
item at a real bargain price.
(a)
Let p represent the proportion of all supermarket
shoppers who always stock up on an item when they find a real
bargain. Find a point estimate for p....

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in your calculations. Answers may vary slightly due to
rounding.
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in your calculations. Answers may vary slightly due to
rounding.
In a marketing survey, a random sample of 734 women shoppers
revealed that 640 remained loyal to their favorite supermarket
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