The following frequency distribution represents the birth weight of all babies born in the United States in
Question:
The following frequency distribution represents the birth weight of all babies born in the United States in 2012.
Weight (grams) Number of Babies
0-999.....................................................27,000
1000-1999...............................................90,000
2000-2999.............................................920,000
3000-3999...........................................2,599,000
4000-4999.............................................308,000
5000-5999.................................................5000
(a) Approximate the mean and standard deviation birth weight.
(b) Draw a frequency histogram of the data to verify that the distribution is bell-shaped.
(c) According to the Empirical Rule, 68% of all babies will weigh between what two values?
DistributionThe word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
Step by Step Answer:
a To find the mean we use the formula To find the standard deviation we choose to use the com...View the full answer
Statistics Informed Decisions Using Data
ISBN: 9780134133539
5th Edition
Authors: Michael Sullivan III
