1. Find the median of the following:100–110110-120Weekly wages:90–10060-7070–8080–90No. of workers:30208.51520

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Answered: 1. Find the median of the following:…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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At the college bookstore, the following sales were rung up. Based on this, prepare a frequency distribution. Use intervals of 0 — $5.99, $6.00 — $11.99, $12.00 — $17.99, and $18.00 — $23.99. $ 6.95 $ 7.50 $ 6.91 $ 18.60 $ 8.25 $ 21.55 $ 10.50 $ 13.10 $ 22.95 $ 11.11 $ 12.00 $ 10.18 $ 3.50 $ 14.88 $ 9.31 $ 16.95 Intervals: Tally: Frequency: $0-5.99 1 1 $6-11.99 ? (not 8) 8 $12-17.99 ? (not 4) 4 $18-23.99 ? (not 3) 3 Please answer for the ? Tally spaces.
A student keeps a record of how the number of times they access their mobile phone on each day of a particular week, and they record the following values: Mon Tue Wed Thurs Fri Sat Sun 56 68 47 89 132 124 0 What is the average or arithmetic mean (rounded to the nearest whole number) and range of this set of data: Select one: Average: 132, range: 73.7 Average: 86, range: 132 Average: 516, range: 132 Average: 74, range: 56 Average: 74, range: 132
The monthly rents (in dollars) paid by 7 people are given below. (Note that these are already ordered from least to greatest.) 790, 930, 1015, 1025, 1060, 1075, 1098 Send data to calculator Suppose that one of the people moves. His rent changes from $790 to $720. Answer the following. (a) What happens to the median? O It decreases by $ O It increases by O It stays the same. (b) What happens to the mean? O It decreases by $ It increases by O It stays the same.
For the following data 57 62 45 87 52 77 80 66 67 71 82 90 92 43 65 56 48 91 82 68 74 80 83 46 62 72 81 52 91 43 58 68 81 90 70 66 71 74 60 55 1.Classify the following data (Make 6 classes) with its frequencies 2. find the mean and median and range of this data 3. draw the histogram and polygon.
Find the range from the following sample. +--------------------------------------------------+ | X: 41 57 60 68 76 88 89 91
In order to estimate the difference between the average yearly incomes of marketing managers in the East and West of the United States, the following information was gathered. East West n1 = 40 n2 = 45 = 72 (in $1000) = 78 (in $1000) s1 = 6 (in $1000) s2 = 8 (in $1000) a. Develop an interval estimate for the difference between the average yearly incomes of the marketing managers in the East and West. Use 98% confidence. b. At α = .02, use the p-value approach and test to determine if the average yearly income of marketing managers in the East is significantly different from those in the West.
66. Find the geometric mean of the following distribution : Values Frequency 352 48 220 10 230 8 160 12 190 15

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1. Find the median of the following: 100-110 110-120 Weekly wages: 90–100 60-70 70-80 80-90 No. of workers: 30 20 8 15 20