Casio fx-991MS and fx-991EX for Quality Certification Exams

Master basic calculations on Casio fx-991ms and fx-991ex using the bodmas principle, brackets, and order of operations, with practical statistical examples.

Learn to compute powers and roots on the Casio fx-991MS/EX, using x-square, x-power-three, shift, and power notation for square, cube, square root, cube root, and higher exponents.

Master how to compute log and ten to the power x, use ln and e^x with shift, evaluate factorials, and apply the Poisson distribution formula on the Casio fx-991MS/EX.

Learn to compute permutations and combinations with Casio fx-991MS and fx-991EX, using 5P3 and 5C3 examples; understand that order matters for permutations (5P3=60) and does not for combinations (5C3=10).

Master memory functions on the Casio fx-991ms/ex: store in memory M, recall with rcl, and add or subtract from memory; also store values in A, B, C, D, E, F.

Learn to perform calculations with variables on the Casio fx-991MS/EX using memory and the calc function, exploring varying x values and a Poisson distribution example.

Learn to calculate mean and population and sample standard deviation in sd mode, input data with m plus, and retrieve descriptive statistics such as x bar and sigma X.

Learn to verify and modify data in the statistics mode, correct a wrong entry by deleting and re-entering, and add data with frequencies for descriptive statistics.

Learn how to compute a simple linear regression equation using the casio fx-991ms in regression mode, including obtaining A, B, R, and R squared from input X and Y data.

Estimate Y from X using regression data on Casio fx-991ms/ex; for X = 10, Y-hat is 13.63 in the simple linear regression Y = A + B X.

Learn quadratic regression with the fx-991MS calculator to derive a, b, and c in y = a + b x + c x^2 and predict y from x.

Learn to use Casio fx-991ms and fx-991ex to compute the area under the normal distribution, using z-scores and the distribution function to obtain left, right, or middle areas.

Master normal distribution problems using Casio fx-991MS and fx-991EX, solving left-tail, right-tail, and between-area probabilities with the z-table and the calculator's distribution functions.

Learn to calculate Z value for the normal distribution using Casio fx-991MS/EX, treating t as Z, with a mean of 150 and standard deviation 0.63, and areas to the right.

Learn to solve a single-variable equation with the Casio fx-991MS/EX in computational mode, entering 5x^2 - 20 = 0 and using shift, calc to find X.

Use casio fx-991ms and fx-991ex, solve two equations with two unknowns by adding them to eliminate x, yielding x = 2 and y = 1, via the calculator's equation mode.

Learn to solve three equations with three unknowns using the Casio fx-991MS or fx-991EX in equation mode. Input coefficients and constants, then compute and verify X=2, Y=1, Z=8.

Generate random numbers on the Casio fx-991MS/EX with the RAN and # key to produce 0–1 values, then multiply by 1000 for 1–999, using 0.5 for coin flips.

Demonstrates inserting and deleting to edit equations on the Casio fx-991MS/EX calculators, adjusting coefficients from 2A+3 to 4A+3 and beyond, and computing results, with Poisson distribution queue probabilities as context.

Learn to use pi on Casio fx-991ms/ex, perform multiple calculations with the two-dots separator, and copy and view previous results with the copy command.

Explore constants and conversions on the Casio fx-991ms, including gravity constants and inch-to-centimeter and Fahrenheit-to-Celsius conversions with shift convert.

The lecture explains why the fx-991EX is a superior choice for ASQ exams, offering powerful statistical tools, normal distribution calculations, and regression features not available on fx-991MS.

Use the casio fx-991ex for ASQ exams, as it is non-programmable and acceptable; ASQ allows two calculators, so keep a backup.

Master the fx-991EX setup basics - input-output, angle unit, number format, engineering symbol - then explore fraction results, statistics, and a spreadsheet across two setup screens.

Explore advanced fx-991EX setup steps, including decimal marks, digit separators, multi-line font, input/output options, qr code, and contrast, then reset to defaults for ASQ exam readiness.

Explains how to navigate the Casio fx-991EX menu, using shift and alpha for yellow and red options, and highlights statistics and distribution menus within calculator modes.

Master the BODMAS rule and brackets in the Casio fx-991MS/EX via the calculate menu. Apply orders and left-to-right operations with examples like 1+3×5 and 52×(-3.5), plus editing and undo features.

Learn how to calculate percentages on the Casio fx-991MS and fx-991EX. Find 12% of 945, apply a 12% increase using 1.12, and compute 12% discounts.

Explore prime factorization on Casio fx-991ms and fx-991ex using the fact function, showing 10 as 2×5 and 264 as 2^3×3×11, plus powers and roots like square, cube, and fourth roots.

Explore log, ln, and e on the Casio fx-991MS and fx-991EX, including log base ten, natural log, and e to the power. Understand factorials and Poisson distribution on calculators.

Learn to perform permutation and combination with 5P3 and 5C3, and use pie and rounding via R and D. Generate random numbers with ran and ran integer for simulations.

Explore the statistics module on Casio fx-991ms/ex, focusing on one-variable data analysis with mean, population and sample standard deviation, quartiles and median, plus linear and quadratic regression.

Learn to compute essential statistics on the Casio fx-991MS/EX, including mean, sigma X square, sample standard deviation, median, min/max, and n, via the statistics menu and normal distribution tools.

Explore using the calculator for normal distribution, converting to standard normal, and computing left, right, and center areas with P, Q, R, and t.

Apply one-variable statistics to compute mean and standard deviation, derive the t value, and estimate the area to the right of 151 in a normal distribution.