TI-84 Calculator Keystroke Sequences

TI-84 Calculator Keystroke Sequences

Assessment

Passage

Mathematics

12th Grade

Hard

Created by

Michael Purvis

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the keystroke sequence to find the area under the z-distribution?

Stat → Calc → 1-Var Stats

2nd → VARS → normalcdf(LB, UB)

2nd → VARS → χ²–cdf

Stat → Edit → Enter x-values into L₁

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you turn diagnostics on for a TI-84 calculator?

Stat → Calc → LinReg(a+bx)

2nd → VARS → invNorm(

2nd → 0 (catalog) → DiagnosticOn

Stat → Edit → Enter data into L₁

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which keystrokes are used to calculate the linear regression slope and y-intercept?

Stat → Calc → 1-Var Stats

2nd → VARS → tcdf(LB, UB, df)

Stat → Calc → LinReg(a+bx)

2nd → VARS → χ²–cdf

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which keystrokes are used to create a normal probability plot?

Stat → Edit → Enter data into L₁

StatPlot → select the last graph

2nd → VARS → binompdf(n, p, x)

2nd → VARS → geometcdf(p, n)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you calculate the area in the tail of a t-distribution?

2nd → VARS → tcdf(LB, UB, df)

Stat → Calc → 1-Var Stats

2nd → VARS → normalcdf(LB, UB)

Stat → Edit → Enter x-values into L₁

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the keystroke sequence to find the t-score corresponding to an area in the tail?

2nd → VARS → invT(area of tail, df)

Stat → Calc → 1-Var Stats

2nd → VARS → normalcdf(LB, UB)

Stat → Edit → Enter x-values into L₁

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which keystrokes are used to calculate the standard deviation on a TI-84 calculator?

Stat → Calc → 1-Var Stats

2nd → VARS → normalcdf(-99, UB)

Stat → Calc → LinReg(a+bx)

2nd → 0 (catalog) → DiagnosticOn

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