If t is a t-distributed random variable with 20 degrees of freedom, then P(-1.325 < t < 1.725) equals: 0.85 O 0.05 O 0.95 Unknown given the information provided. +

Q: a3-16a

A: a³−16a ⇒a(a²−16) ⇒a(a² −4²) ⇒a(a+4)(a−4)

Q: 2 3 3 4 6 8

A: The mean is computed below.   Aptitude score(x) Frequency(f) x*f 0 4 0 1 2 2 2 3 6 3 0 0…

Q: B through f

A: (b) A(7)=∫07f(t)dt=Area under the curve from x =0 to x =7=Area of triangle (from x =0 to x=1)-area…

Q: 1२ '२ 12 factoo

A:

Q: Find aly if and of to

A: Differentiation

Q: -8 - 12

A: Given problem is

Q: 1-0 1-V

A: The given function for integration is,

Q: In the

A: In the diagram it is given that, the angles &lt;G and &lt;H are complementary. m&lt;G = 2x + 10…

Q: de de

A:

Q: What is t

A: Note: After seeing the previous explanation, we observe that the student has some doubts  related…

Q: (6,8),(7,7),(9,8),(12,11) find the value of r and round to four decimal places.

A:

Q: that

A: a. The parameter of interest is the percentage of times the scanners coming up with wrong price tag.…