The total sales of goods in a general store between 10 AM and 2 PM is given in the following bar graph. Find the percent decrease in sales from first to the second hour. 500 - 450 400 350 300- 250 200 Round the answer to the nearest whole number. 150- 100 50 1-2 Hour of the day 12-1 2-3 3-4 (Sjejjop ui) spoob

The line graph shows the price per share of stock for a certain company from May 2012 to December 2012. Estimate the opening price per share in May 2012. The price per share in May was approximately $ Price per share ($) 50- 40- 30- 20- 10- 0- May (Round to the nearest dollar as needed.) Stock Performance June July Aug. Sept. Oct. Nov. Month Dec. N

The following bar graph shows the profits or losses for a small retail store in its first year of operation. Use the graph to determine the number of months in which the store had 13. a loss. Profit and Loss for Retail Store 8000- 6000 4000 2000 -2000 -4000 Oct Nov Dec Jan Feb Mar Apr May June July Aug Sep Month Answer:

A teller's hourly wage for various years is represented in the table below. Year Hourly Wage 2015 $22.50 2016 $24.00 2017 $27.60   What was the hourly wage percent of change from 2016 to 2017? Be sure to state if it was a percent increase or percent decrease.     %

What does the graph reveal about the relationship between age groups and the use of smartphones for navigation?

Which type of graph would Be appropriate to display the percentage is in the table? line graph boxplot Histogram  bar graph stemplot pie chart ?

The final letter grades earned on a mathematies course are given in the table below. A B C D F W 12 20 10 4 Use a pie chart to represent this data. Write down the work leading to your answer. The last page has a protractor which you may print and use.

Find the range of the data set represented by the graph. 70 :܂ 75 80 … ܕ 85 The range of the data set is 90 95 100 (Simplify your answer.) ܟܐ ܕ

A retailer wants to see if a red "Sale" sign brings in less revenue than the same "Sale" sign in blue. The data below shows the revenue in thousands of dollars that was achieved for various days when the retailer decided to put the red "Sale" sign up and days when the retailer decided to put the blue "Sale" sign up. Red: 2.1, 3.6, 3.5, 2.5, 2, 3, 2.6, 2.6, 2, 3, 2.7 Blue: 2.6, 4.5, 4.1, 5, 4.6, 2.8, 3.9, 4.8 Assume that both populations follow a normal distribution. What can be concluded at the a = 0.10 level of significance level of significance? For this study, we should use Select an answer a. The null and alternative hypotheses would be: Но Select an answer V (please enter a decimal) Ho: Select an answer V Select an answer V H (Please enter a decimal) Select an answer Y Select an aNSwer V Select an answer b. The test statistic ?v = (please show your answer to 3 decimal places.) с. The p-valuе (Please show your answer to 4 decimal places.) d. The p-value is ?V a e. Based on this, we…

Complete the table for missing terms Grades                          # of students                      Relative Frequency A                                            16                                            0.08 B                                            36 C                                            90 D                                           F                                            28