Key Concepts and Best Practices in Statistical Studies
Key Elements of a Statistical Study
- Representative Sample: The sample should extend beyond the participants and be representative of a larger group. The sample is the group actually studied, chosen from the larger population.
- Sufficient Sample Size: Small samples can lead to erroneous conclusions. The required size depends on the natural variability of the data. More diverse or variable data requires a larger sample.
- Study Type: Observational or Randomized Experiment: Simply observing isn’t always
Phonetics and Phonology: Understanding Speech Sounds
Phonetics and Phonology: Key Concepts
1. What is Phonetics?
Phonetics is a branch of linguistics that studies the sounds of human speech.
2. What is Phonology?
Phonology is a branch of linguistics that studies the sound system of a particular language.
3. Which Organs Participate in Human Speech and How?
Three different organ systems participate in human speech:
- Respiratory organs
- The larynx (voice box)
- Articulatory organs
Air from the lungs passes through the trachea to the larynx, where the vocal cords
Read MorePhrasal Verbs With ‘Put’, ‘Run’, ‘See’, ‘Stand’, ‘Take’, ‘Turn’, and ‘Wear’
Phrasal Verbs
Phrasal Verbs with *Put*
- Attribute something to something else: Put down to
- Cause to be delayed: Put back
- Cause inconvenience to somebody: Put out
- Connect by telephone: Put through
- Discourage somebody from liking something: Put off
- Dress oneself in: Put on
- Extinguish (fire, etc.): Put out
- Increase (in weight): Put on
- Increase (of prices): Put up
- Make a note: Put down
- Make somebody undergo or suffer something: Put through
- Offer something for sale: Put up
- Offer hospitality: Put up
- Pay a deposit for
Phrasal Verbs with ‘Put’, ‘Run’, ‘See’, ‘Pay’, ‘Take’, ‘Turn’, ‘Stand’, ‘Set’, and ‘Wear’
Phrasal Verbs with *Put*
- Arrive (of trains): Pull in
- Attribute something to something else: Put down to
- Allow (debts, bills) to increase: Run up
- Cause to be delayed: Put back
- Cause to take place: Put on
- Cause inconvenience to somebody: Put out
- Connect by telephone: Put through
- Discourage somebody from liking something: Put off
- Dress oneself in: Put on
- Extinguish (fire, etc.): Put out
- Increase (in weight): Put on
- Increase (of prices): Put up
- Make a note: Put down
- Make somebody undergo or suffer something: Put
Understanding Plosive Consonants: P, B, T, D, K, G
Understanding Plosive Consonants
/p/ Voiceless, Plosive, Bilabial
The air coming from the lungs passes through the larynx. At this moment, the glottis (the opening between the vocal folds) is wide open, so the air goes freely through it, without vibration of the vocal folds.
The air continues its way up to the oral cavity where it finds an obstacle. Two articulators (the upper and lower lips) get into contact to interfere with the airstream or are completely closed. This forces the air to be retained
Read MoreMastering Financial Accounting: Sales, Inventory, and Fraud Prevention
Chapter 5: Sales Revenue and Gross Profit
Sales Revenue – Cost of Goods Sold (COGS) = Gross Profit
Gross Profit – Operating Expenses = Net Loss
Gross Profit / Net Sales = Gross Profit Rate
Sales Revenue – Sales Returns and Allowances = Net Sales
COGS is an expense account.
- Perpetual System: Constantly keeps inventory data up to date.
- Periodic System: Does not maintain detailed, continuous inventory records.
Cost of inventory includes purchase price and shipping charges.
- FOB Shipping Point: Free for the seller;