A previous student of this class was curious about the relationship between number of hours a person slept before an and the number of correct answers on the exam. She asked a sample of 5 people from her residence hall the number o hours they slept before their first exam and the number of correct answers they got on their first exam. The data are: Number of hours slept Number of correct before exam: X answers on exam: Y XY X2 Y2 8. 3. 10 9. 9. 7 Compute the Pearson's r correlation. SP Ex} r = SP = Σχ - SS XSSY SS = n

Q: 24. Find d²4 zP 2. xp 4=3x² +34-8

A: Differentiate two times

Q: Conv or dive?

A:

Q: D pls

A:

Q: でys In 22 25

A: Given data:   The given expression is ln(x36y25/z22).     The given expression can be written as,…

Q: $ 438 200 115 2 215 433 380 193 45

A: Arrange the given observations in ascending order. 40, 45,52,115,124,126,185,189,193,200,…

Q: 6.1 please

A: a) Conditions: The conditions for the two proportion test for sample sizes n1 and n2 with sample…

Q: 14 m2a2

A: Total female = 133+43 = 178 Total "did not graduate" = 55+43 = 98 Grand total= (126+55+133+43)  =…

Q: Johnny would like to cover the yard space with artificial turf (plastic grass-like rug). How many…

A:

Q: d-L question

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Rang lertex = (-7;3) qu'od

A: The quadratic function has vertex (-2,3) and a point on graph 1, 12

Q: 2x Ax) = %3D 2 - 1

A:

Q: dy if y =t! and t=Vx Fin d

A: Let's find.

Q: Find ay Sin(x+y)=Cos X t cos y

A:

Q: Pl3ase and thank you

A: The given boundary curves are:y=cosx and y=0 (the x-axis) It is required to find the volume of the…

Q: ex- 12

A: Given: y=ex-12 we know that am-n=aman

Q: A 25 24

A:

Q: (2x3³

A: NOTE: Refresh your page if you can't see any equations. . apply exponent rule

Q: 5 23 4 48 1 5 75

A: Given       5  2 3 − 4 4 8¯      1  5 7 5

Q: Identify the coordinates of the point in polar form based upon the given conditions. Use pi for T. r…

A: We will evaluate the required value.

Q: 36 please

A: Given rt=cost i +sint j +2t k  ,  t=π3

Q: 4 10

A: Given: The figure,