Can you have a 100 confidence interval? A 100% confidence level doesn’t exist in statistics, unless you surveyed an entire population — and even then you probably couldn’t be 100 percent sure that your survey wasn’t open to some kind or error or bias. What does it mean to have a 99 percent confidence interval? […]
Category: Easy Guide
What does the T score tell you?
What does the T score tell you? The t-value measures the size of the difference relative to the variation in your sample data. Put another way, T is simply the calculated difference represented in units of standard error. The greater the magnitude of T, the greater the evidence against the null hypothesis. Why do we […]
What is t test in SPSS?
What is t test in SPSS? The single-sample t-test compares the mean of the sample to a given number (which you supply). The independent samples t-test compares the difference in the means from the two groups to a given value (usually 0). In other words, it tests whether the difference in the means is 0. […]
Why do schools focus on math and science?
Why do schools focus on math and science? Science gives deep attention to the quality and interaction of the things that surround us. Understanding those relationships has applications in the arts, policy and civic life. Preparing students to understand math and science gives them tools to understand, analyze and impact the communities where they live. […]
Is reading more important than math?
Is reading more important than math? Study: Early Math Skills Are Even More Important Than Early Reading Skills. According to a recent study conducted by scientists at Boston College, early “math” skills predict subsequent school results (and even income in adulthood) better than early “reading” skills. Does Zed mean zero? Zed is how you pronounce […]
Do airplanes cause global warming?
Do airplanes cause global warming? Aviation accounts for around 2.5% of global CO2 emissions, but it’s overall contribution to climate change is higher. This is because air travel does not only emit CO2: it affects the climate in a number of more complex ways. While some of these impacts result in warming, others induce a […]
What is the salary of Lok Sabha member?
What is the salary of Lok Sabha member? Member of parliament, Lok Sabha Member of Parliament Formation 26 January 1950 First holder 17 April 1952 Salary ₹200,833 (US$2,800) (incl. allowances) Website loksabha.nic.in What is the difference between Vidhan Sabha and Lok Sabha? Vidhan Sabha or the Legislative Assembly is the lower house (in states with […]
Which is unique property of laser?
Which is unique property of laser? Coherence is one of the unique properties of laser light. It arises from the stimulated emission process which provides the amplification. Since a common stimulus triggers the emission events which provide the amplified light, the emitted photons are “in step” and have a definite phase relation to each other. […]
What benefit can we get for having a healthy community?
What benefit can we get for having a healthy community? Benefits of Living in a Healthy Community Better Physical Health. Living in a community that allows you to have good access to medical care, wellness amenities, and healthy foods (depending on the supermarkets and farmers markets nearby!) Better Mental Health. Stronger Community Support. Cleaner Environment. […]
How were the native peoples of the Americas living prior to European contact?
How were the native peoples of the Americas living prior to European contact? Prior to the arrival of Europeans, what did the natives of North America have in common? They had elaborate trade networks. American Indian slaves did the work on large-scale farms. Planters purchased slaves for life and so received more value and labor […]