In each graph, the shaded region represents the P-value of a hypothesis test. Find the P-value, given that the Standardized Test Statistic is T = - 1.9. %3D Round to 4 decimals a. -4 -3 -2 -1 4 T (df. = 19) b. -2 -1 2. T (d.f. = 19) C. -1 4 T (df. = 19) Submit Question MacBook Air

Which is the line of best fit for the data shown in the table? y 2 4 6. 6. 8. 8. 9. 9. O y = 0.72x+3.04 O y = 2.68x + 0.75 O y = 0.75x+ 2.68 O y = 2.68x + 0.70 96 XHN456

Eyeglassomatic manufactures eyeglasses for different retailers. They test to see how many defective lenses they made the time period of January 1 to March 31. The table gives the defect and the number of defects. Do the data support the notion that each defect type occurs in the same proportion? Test at the 5% level. Number of Defective Lenses Defect type Number of defects Scratch 1866 Right shaped - small 1935 Flaked 1979 Wrong axis 1921 Chamfer wrong 1864 Crazing, cracks 1991 Wrong shape 2004 Wrong PD 1895 Spots and bubbles 1917 Wrong height 1885 Right shape - big 1875 Lost in lab 1886 Spots/bubble - intern 1935   State the hypotheses.H0: Each defect type     in the same proportion.Ha: Each defect type     in the same proportion. Calculate the χ2 test statistic. Round expected values to two decimal places. Round χ2 to three decimal places.χ2 =  Calculate the p-value. Round to four decimal places.p-value =  State your decision.Since p-value     0.05,…

q26-  Which of the following charts shows the five numbers summarising the distribution of a variable in a dataset? a. A boxplot b. A histogram  c. A cumulative histogram d. A scatter plot

A pet store surveys 20 people who enter the store to ask how many pets each shopper has. The results are included in the table below. Use Excel to create a histogram of the data, and then interpret the plot. Set the first bin maximum to 0 and the increment to 1. Number of Pets     0 0 1 3 1 6 2 4 1

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Solve using R calculator. Show all work.

If a tree is 4 years old, which is the best prediction of the height of the tree? (2ft),(4ft),(6ft)?

Mitchell is getting ready to take a baseball rules exam in order to becomne certified as a baseball umnpire in his local community. Past scores on the rules exam form a normal distribution with u = 80 and o = 6. Mitchell must score in the highest 25% of the distribution in order to become a certified umpire. Which minimum score does Mitchell need to obtain on the rules exam to become a certified umpire? OX= 76 O X- 84 OX= 86 OX-81

The data below represent the number of streaming hours listened to per day by a sample of 9 people. Find