The weights for newborn babies is approximately normally distributed with a mean of 5.7 pounds and astandard deviation of 2 pounds.Use the Cumulative Z-Score Table to answer the questions below. Write your answers rounded to thenearest whole number.Consider a group of 1900 newborn babies:• How many would you expect to weigh between 1.7 and 4 pounds?• How many would you expect to weigh less than 9.5 pounds?• How many would you expect to weigh more than 4.7 pounds?• How many would you expect to weigh between 5.7 and 6.7 pounds?

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The weights for new born babies is approximately normally distributed with the mean of 5.4 pounds and a standard deviation of 1.1 pounds. Use the cumulative Z-Score table to answer the questions below. Write your answers rounded to the nearest whole number. Consider a group of 2,000 new born babies 3. How many would you expect to weigh more than 4.41 pounds? 4. How many would you expect to weigh between 5.4 and 5.95 pounds?
Mark went around the neighborhood collecting spare change for charity. The 7 families gave: $5.00 , $4.00 ,$4.00 , ,$6.00, $6.00, $5.00, $5.00 . What was the mean absolute deviation of the amounts of change given?
Fifteen people were asked how many miles they commute to work each day. The data are summarized in the following table. Data (in Miles) Frequency 5 10 4 15 20 1 25 30 1 35 40 1 45 2 50 1 Find the median of the data: 10 Xmiles Find the mean of the data: 1.32727273 x miles Question Help: D Post to forum
Cherise is interested in how her friends compare to the population for number of hours of television watched during a single week. She collects the data from 9 of her friends. The average for her friends is 28 hours, with a standard deviation of 9. She knows that the population mean is 34. What is the t statistic?
Below are the summary statistics calculated from the heights of students on a university campus. 25% percent of the students were ________ inches or taller. Median: 68 inches Minimum: 50 inches Q1: 58 inches Q3: 71 inches A. 71 B. 68 C. 58 D. Cannot be determined
With the extra data value, the range, standard deviation, and variance is?
A student studying statistics wants to look at data for his favorite sport, American football. He collects data on the lengths of 100 field goals from various games over several seasons. Would it be more appropriate to find a sample standard deviation or population standard deviation in this situation? Select the correct answer below: A. Sample standard deviation B. Population standard deviation
The college physical education department offered an advanced first aid course last summer. The scores on the comprehensive final exam were normally distributed, and the z-scores for some of the students are shown below. If the mean score was ? = 152 with standard deviation ? = 21, what was the final exam score for each student? (Round your answers to the nearest whole number.) Robert _______ Juan __________ Haley ________ Joel ________ Jan ________ Linda _________
You want to know the percentage of utility companies that earned revenue greater than 94 million dollars. If the mean revenue was 60 million dollars and the data has a standard deviation of 15 million, find the percentage. Assume that the distribution is normal. Round your answer to the nearest hundredth.
A veterinarian recorded how many kittens were born in each litter. This data is summarized in the histogram below. (Note: The last class actually represents "7 or more kittens," not just 7 kittens.) QUESTIONL: What is the frequency of the litter having at most 2 kittens? (PHOTO ATTACHED)
The weights of students in a certain school are normally distributed with a mean weight of 66 kg. 10% have a weight greater than 70kg. What percentage of students weighs between 52kg and 66kg? Answer: Explanation:
An Excel assignment counts for 0-10 points. The scores in a class of 12 students are recorded as follows:1 5 5 6 7 7 8 8 8 9 10 10 What is the deviation of the score 10 from the mean in 13a (recall that this involves a subtraction of the mean from the particular score)? I think I got answer but want to check.

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