Question
STATISTICS In a survey, 10 people were asked how much they spent on their child's last...
STATISTICS
In a survey, 10 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $31.2 and standard deviation of $14.7. Estimate how much a typical parent would spend on their child's birthday gift (use a 98% confidence level). Give your answers to 3 decimal places.
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
In a survey, 11 people were asked how much they spent on their child's last birthday...
In a survey, 11 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $38.2 and standard deviation of $16.4. Estimate how
much a typical parent would spend on their child's birthday gift
(use a 98% confidence level).
Give your answers to 3 decimal places. Express your answer in
the format of ¯ x ± E.
In a survey, 21 people were asked how much they spent on their child's last birthday...
In a survey, 21 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $36.2 and standard deviation of $17.2. Estimate how
much a typical parent would spend on their child's birthday gift
(use a 95% confidence level). Give your answers to 3 decimal
places.
In a survey, 16 people were asked how much they spent on their child's last birthday...
In a survey, 16 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $46 and standard deviation of $6. Estimate how much
a typical parent would spend on their child's birthday gift (use a
90% confidence level).
Give your answers to one decimal place. Provide the point estimate
and margin or error.
±±
In a survey, 29 people were asked how much they spent on their child's last birthday...
In a survey, 29 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $31 and standard deviation of $14. Estimate how much
a typical parent would spend on their child's birthday gift (use a
99% confidence level). Give your answers to one decimal place.
Provide the point estimate and margin or error.
In a survey, 32 people were asked how much they spent on their child's last birthday...
In a survey, 32 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $42.6 and standard deviation of $11.8. Estimate how
much a typical parent would spend on their child's birthday gift
(use a 80% confidence level). Give your answers to 3 decimal
places.
Express your answer in the format of x +_
$___ +_ $_____
In a survey, 31 people were asked how much they spent on their child's last birthday...
In a survey, 31 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $44.8 and standard deviation of $16.7. Estimate how
much a typical parent would spend on their child's birthday gift
(use a 90% confidence level). Give your answers to 3 decimal
places.
Express your answer in the format of ¯xx¯ ±± E.
? $ ±± $ ?
In a survey, 491 people were asked how much they spent on their child's last birthday...
In a survey, 491 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $39.84 and standard deviation of $9.06. Estimate how
much a typical parent would spend on their child's birthday gift
(use a z-interval at a 80% confidence level). Give your answers to
2 decimal places.
Express your answer in the format of x ± E.
In a survey, 11 people were asked how much they spent on their child's last birthday...
In a survey, 11 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $40.4 and standard deviation of $20.1. Estimate how
much a typical parent would spend on their child's birthday gift
(use a 90% confidence level). Give your answers to 3 decimal
places.
Express your answer in the format of ¯xx¯ ±± E.
answer $___ ±± $____ answer
In a survey, 39 people were asked how much they spent on their child's last birthday...
In a
survey, 39 people were asked how much they spent on their child's
last birthday gift. The results were roughly bell-shaped with a
mean of $63 and standard deviation of $19.
Calculate, state, and interpret a 95% confidence interval to
estimate the mean amount of money parents spend on their child's
birthday gift. Round to the nearest 100th where necessary.
In a survey, 48 people were asked how much they spent on their child's last birthday...
In a survey, 48 people were asked how much they spent on their
child's last birthday gift. The results were roughly bell-shaped
with a mean of $51 and standard deviation of $2.
Calculate, state, and interpret a 95% confidence interval to
estimate the mean amount of money parents spend on their child's
birthday gift. Round to the nearest 100th where necessary.
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 32 minutes ago
asked 35 minutes ago
asked 40 minutes ago
asked 55 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago