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In an examination 600 candidates appeared, boys outnumbered girls by 16% of all candidates. number of passed candidates exceeded the number of failed candidates by 310. Boys failing in the examination numbered 88.
Construct the two fold association table and calculate the coefficient of association.
What assumption must you make about the population distribution in order to construct the confidence interval estimate in (a)?
1 how many ways are there to select a subcommittee of 7 members from among a committee of 21?2 you have 85 friends with
listed below in order by row are the annual high values of the dow jones industrial average for each year beginning
Assume that the mean SAT score in Mathematics for 11th graders across the nation is 500, and that the standard deviation is 100 points. Find the probability that the mean SAT score for a randomly selected group of 150 11th graders is between 475 a..
Perform the check regarding the sample size that confirms the sampling distribution of the possible values for will be approximately normally distributed.
One prominent physician claims that 70% of chose with lung cancer are heavy smokers. If his assertion is correct. find the probability that more than half are heavy smokers.
a small pilot study is conducted to investigate the effect of a nutritional supplement on total body weight. six
Election officials take a random sample of 100 signatures and thoroughly investigate them to find that 84% are valid. Is this statistically significant evidence that the candidate has enough valid signatures overall? Explain.
suppose that the universal address set address of a vertex v in an ordered rooted tree is 3.2.5.1.5. finda the level of
the national assessment of educational progress naep periodally administers tests on different subjects to high school
Create a sample frequency distribution for one of the variables. Choose either a simple or grouped frequency distribution and explain your choice.
Find the discrete probability distribution for the random variable X and compute the corresponding mean and standard deviation.
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