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cted on the number of Waiting Time 1.00-1.39 1.40 1.79 1.80-2.19 2.20-2.59 2.60-2.99 nutes that 950 vehicles icles waited in Number of Vehicles 30 42 75 110 120

cted on the number of Waiting Time 1.00-1.39 1.40 1.79 1.80-2.19 2.20-2.59 2.60-2.99 nutes that 950 vehicles icles waited in Number of Vehicles 30 42 75 110 120

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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b) A highway maintenance ageney has ordered a study of the amount of time vehicles must wait at a toll gate of a recently constructed highway which is severely clogged and accident-prone in the morning. The following data were collected on the number of minutes that 950 vehicles waited in line a typical day. Waiting Time Number of Vehicles 1.00–1.39 30 1.40 1.79 42 1.80-2.19 75 2.20-2.59 110 2.60-2.99 120 3.00–3.39 130 3.40–3.79 108 3.80–4.19 94 4.20-4.59 85 4.60–4.99 78 Construct an ogive and determine what percentage of the vehicles had to wait more than three minutes in line?
Transcribed Image Text:b) A highway maintenance ageney has ordered a study of the amount of time vehicles must wait at a toll gate of a recently constructed highway which is severely clogged and accident-prone in the morning. The following data were collected on the number of minutes that 950 vehicles waited in line a typical day. Waiting Time Number of Vehicles 1.00–1.39 30 1.40 1.79 42 1.80-2.19 75 2.20-2.59 110 2.60-2.99 120 3.00–3.39 130 3.40–3.79 108 3.80–4.19 94 4.20-4.59 85 4.60–4.99 78 Construct an ogive and determine what percentage of the vehicles had to wait more than three minutes in line?
b) The share prices of a company in Mumbai and Kolkata markets during the last ten months are recorded below: Month Mumbai Kolkata January 105 108 February 120 117 March 115 120 April 118 130 May 130 100 June 127 125 July 109 125 August 110 120 September 104 110 October 112 135 Determine the arithmetic mean and standard deviation of prices of shares. In which market are the share prices more stable?
Transcribed Image Text:b) The share prices of a company in Mumbai and Kolkata markets during the last ten months are recorded below: Month Mumbai Kolkata January 105 108 February 120 117 March 115 120 April 118 130 May 130 100 June 127 125 July 109 125 August 110 120 September 104 110 October 112 135 Determine the arithmetic mean and standard deviation of prices of shares. In which market are the share prices more stable?
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