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Divide the following and express the answer in four decimal places if necessary. a. 2 + 15 b. 3 + 20 c. 1+30

Divide the following and express the answer in four decimal places if necessary. a. 2 + 15 b. 3 + 20 c. 1+30

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
Section10.5: Comparing Sets Of Data
Problem 26PFA
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PREREQUISITE Divide the following and express the answer in four decimal places if necessary. a. 2 + 15 b. 3 + 20 c. 1 + 30 PRACTICE! Identify the sampling method used in the following. 1. The analyst needs a sample of size 50 from a population of 200. To do this, he randomly assigned numbers 1-200 to each element of the population then chose every 4th element to be part of his sample. 2. The students in senior high school are divided according to their strand, STEM, ABM, HUMSS, etc. The principal wants to do a study on the effectiveness of a certain medium of instruction. So, he randomly selected 5 students from each strand and administered the same exam to the selected students. 3. As part of the foundation day program, the school decided to give away 5 computers to 5 lucky students. So, they held a raffle draw to select the winners. 4. To verify the result of a recent election, the national board of canvassers randomly chose precincts and manually check and tally every ballot in those selected precincts.
Transcribed Image Text:PREREQUISITE Divide the following and express the answer in four decimal places if necessary. a. 2 + 15 b. 3 + 20 c. 1 + 30 PRACTICE! Identify the sampling method used in the following. 1. The analyst needs a sample of size 50 from a population of 200. To do this, he randomly assigned numbers 1-200 to each element of the population then chose every 4th element to be part of his sample. 2. The students in senior high school are divided according to their strand, STEM, ABM, HUMSS, etc. The principal wants to do a study on the effectiveness of a certain medium of instruction. So, he randomly selected 5 students from each strand and administered the same exam to the selected students. 3. As part of the foundation day program, the school decided to give away 5 computers to 5 lucky students. So, they held a raffle draw to select the winners. 4. To verify the result of a recent election, the national board of canvassers randomly chose precincts and manually check and tally every ballot in those selected precincts.
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