Mathematics, 05.03.2021 16:00, tejasheree
(i). In a survey about colour liking it was determined that everyone surveyed liked at least
one of the three colours (Red, Green and Blue). 30% liked red, 40% liked green and 50%
liked blue. 10% liked both red and green, 5% liked both green and blue, while 10% liked
both red and blue. Determine the proportion
a. That liked red only (1 mark)
b. That liked blue only (2 marks)
c. That liked green only (2 marks)
d. That liked all the colours
Answers: 1
Mathematics, 21.06.2019 17:40, alisucaalisuca
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
Mathematics, 21.06.2019 20:30, amandaaaa13
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 1
(i). In a survey about colour liking it was determined that everyone surveyed liked at least
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