STATISTICAL TECHNIQUES-ACCESS ONLY
STATISTICAL TECHNIQUES-ACCESS ONLY
16th Edition
ISBN: 9780077639648
Author: Lind
Publisher: MCG
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Chapter 17, Problem 13E
To determine

Find the real income of the nurse in April 2013.

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In the last three years, there have been changes of 55%, 3% and 2% in the production amount of a good, respectively. What is the geometric mean of the annual rate of change?
The price of a share dropped by 3.50% by the end of the first year, down to $ 48.25. During the second year the price of the share dropped by $ 2.17. a. What was the price of the share at the beginning of the first year? b. what was the price of the share at the end of the second year? c. What was the percentage change in the price of the share over the two years
JOYFUL Fashion Company is reviewing the monthly sales in year 2021.The monthly sales (in millions) of each month were as below: Jan: $2.2 Feb: $2.5 Mar: $2.0 Apr: $2.8 May: $1.9 Jun: $0.9 Jul: $3.4 Aug: $3.7 Sep: $2.1 Oct: $2.5 Nov: $2.3 Dec: $4.6| The JOYFUL Fashion Company will issue a Gold Membership to customers with accumulated spending in January 2022 over 1% of 2021's average monthly sales and a Platinum Membership to customers with accumulated spending in January 2022 over 1% of the 80th percentile of 2021's monthly sales. (c) Mrs. Robinson has spent $27,450 in January 2022. Will she be qualified for the Gold Membership? Will she be qualified for the Platinum Membership? Explain your answers. (d) It is known that the average monthly sales from Jul 2020 to Dec 2020 were $1.9 millions. Find the average monthly sales from July 2020 to Dec 2021. (e) Are the JOYFUL Fashion Company sales increasing / decreasing? Explain your answer by comparing the half-yearly average monthly sales.…
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