Entries by Hannah Wangui

probability

Question The probability that a person in the United States has type  style=”color:rgb(0,0,0);background-color:transparent;”>B​+ blood is 1313​%. ThreeThree unrelated people in the United States are selected at random. Complete parts​ (a) through​ (d)   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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The table below shows the results of a survey

Question The table below shows the results of a survey in which 400 adults from the​ East, 400 adults from the​ South, 400 adults from the​ Midwest, and 400 adults from the West were asked if traffic congestion is a serious problem. Complete parts​ (a) and​ (b). Adults who say that traffic congestion is a serious problem East 37% […]

 

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Find the critical value tc for the confidence level

Question Find the critical value tc for the confidence level c=0.90 and sample size n=15 />tc=   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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The grade point average for 12 randomly selected college students is shown below.

Question The grade point average for 12 randomly selected college students is shown below. complete parts a) through c) 2.4,1.8,2.4,0.3,3.1,0.9,1.5,2.3,2.7,4.0,3.5,3.4 Assume the population is normally distributed. a) find the sample mean. b)Find the sample standard deviation. c) Construct a 99% confidence interval for the population mean μ.   Looking for a Similar Assignment? Order now […]

 

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